Resources Activity Stream About Order by Relevance Name Ascending Name Descending Last Modified Go 1 resource found Formats: HTML Tags: doq digital orthophotoquad rectified image Filter Results Digital Orthophoto Quadrangles (DOQs), Minnesota, 1991-92 This dataset contains rectified air photos flown during the spring of 1991 and 1992. They show ground conditions at the times they were collected.A digital orthophoto is a... JPEG WMS GIF HTML